package com.cloud.hello;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;

import java.util.Random;

@RestController
public class HelloController {

    private final Logger logger = LoggerFactory.getLogger(HelloController.class);

    @Autowired
    private DiscoveryClient client;

    @RequestMapping(value = "/hello", method = RequestMethod.GET)
    public String index() throws Exception {

        int sleepTime = new Random().nextInt(3000);
        logger.info("12123sleep time: " + sleepTime);
        Thread.sleep(sleepTime);

        logger.info("/hello, ");
        for (String service : client.getServices()) {
            logger.info(service);
        }
        return "Hello world";
    }

}
